Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
Operating activities:
Net loss	$ (16,161)	$ (14,499)
Adjustments to reconcile net loss to cash used in operating activities:
Depreciation and amortization	1,610	1,538
Provision for losses on accounts receivable	54	134
Share-based compensation	4,994	3,073
Loss on disposal of property and equipment	22	87
Changes in operating assets and liabilities:
Accounts receivable	1,744	(4,065)
Accounts receivable pledged as collateral	0	6,195
Inventories	(1,222)	504
Accrued payroll and employee compensation	(76)	(203)
Accounts payable and accrued liabilities	188	(5,690)
Other assets and liabilities, net	149	1,982
Net cash used in operating activities	(8,698)	(10,944)
Investing activities:
Purchase of fixed assets	(868)	(320)
Purchase of intangible assets	0	(150)
Net cash used in investing activities	(868)	(470)
Financing activities:
Proceeds from issuance of common stock, net of issuance costs	6,579	17,795
Payment for restricted stock tax liability on net settlement	(831)	0
Proceeds from exercise of outstanding warrants	160	0
Proceeds from exercise of stock options and ESPP purchases	523	30
Proceeds from borrowings, net	3,500	0
Repayment of accounts receivable pledged as collateral, net	0	(4,427)
Repayment of principal on long-term debt	0	(693)
Net cash provided by financing activities	9,931	12,705
Effect of exchange rate changes on cash	(11)	25
Net increase in cash and cash equivalents	354	1,316
Cash and cash equivalents, beginning of period	10,168	8,852
Cash and cash equivalents, end of period	10,522	10,168
Supplemental disclosure of cash flow information:
Cash paid for income taxes	123	240
Cash paid for interest	97	1,083
Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract]
Non-cash activities — Investing — Leasehold improvements under landlord allowance	159	0
Non-cash activities — Financing — Equity award fair value adjustment to liability	$ 875	$ (2,225)